@import '../../style/themes/index';
@import '../../style/mixins/index';

@menu-prefix-cls: ~'@{vcu-prefix}-menu';


// default theme
.@{menu-prefix-cls} {
  .reset-component;

  margin-bottom: 0;
  padding-left : 0; // Override default ul/ol
  color        : @menu-item-color;
  line-height  : 0; // Fix display inline-block gap
  list-style   : none;
  background   : @menu-bg;
  outline      : none;
  box-shadow   : @box-shadow-base;
  transition   : background 0.3s, width 0.3s cubic-bezier(0.2, 0, 0, 1) 0s;
  .clearfix;

  ul,
  ol {
    margin    : 0;
    padding   : 0;
    list-style: none;
  }

  &-hidden {
    display: none;
  }

  &-item-group-title {
    padding    : 8px 16px;
    color      : @menu-item-group-title-color;
    font-size  : @font-size-base;
    line-height: @line-height-base;
    transition : all 0.3s;
  }

  &-submenu,
  &-submenu-inline {
    transition: border-color 0.3s @ease-in-out, background 0.3s @ease-in-out,
      padding 0.15s @ease-in-out;
  }

  &-submenu-selected {
    color: @menu-highlight-color;
  }

  &-item:active,
  &-submenu-title:active {
    background: @menu-item-active-bg;
  }

  &-submenu &-sub {
    cursor    : initial;
    transition: background 0.3s @ease-in-out, padding 0.3s @ease-in-out;
  }

  &-item>a {
    display: block;
    color  : @menu-item-color;

    &:hover {
      color: @menu-highlight-color;
    }

    &::before {
      position        : absolute;
      top             : 0;
      right           : 0;
      bottom          : 0;
      left            : 0;
      background-color: transparent;
      content         : '';
    }
  }

  &-item>.@{vcu-prefix}-badge>a {
    color: @menu-item-color;

    &:hover {
      color: @menu-highlight-color;
    }
  }

  &-item-divider {
    height          : 1px;
    overflow        : hidden;
    line-height     : 0;
    background-color: @border-color-split;
  }

  &-item:hover,
  &-item-active,
  &:not(&-inline) &-submenu-open,
  &-submenu-active,
  &-submenu-title:hover {
    color: @menu-highlight-color;
  }

  &-horizontal &-item,
  &-horizontal &-submenu {
    margin-top: -1px;
  }

  &-horizontal>&-item:hover,
  &-horizontal>&-item-active,
  &-horizontal>&-submenu &-submenu-title:hover {
    background-color: transparent;
  }

  &-item-selected {
    color: @menu-highlight-color;

    >a,
    >a:hover {
      color: @menu-highlight-color;
    }
  }

  &:not(&-horizontal) &-item-selected {
    background-color: @menu-item-active-bg;
  }

  &-inline,
  &-vertical,
  &-vertical-left {
    border-right: @border-width-base @border-style-base @border-color-split;
  }

  &-vertical-right {
    border-left: @border-width-base @border-style-base @border-color-split;
  }

  &-vertical&-sub,
  &-vertical-left&-sub,
  &-vertical-right&-sub {
    min-width       : 160px;
    padding         : 0;
    border-right    : 0;
    transform-origin: 0 0;

    .@{menu-prefix-cls}-item {
      left        : 0;
      margin-left : 0;
      border-right: 0;

      &::after {
        border-right: 0;
      }
    }

    >.@{menu-prefix-cls}-item,
    >.@{menu-prefix-cls}-submenu {
      transform-origin: 0 0;
    }
  }

  &-horizontal&-sub {
    min-width: 114px; // in case of submenu width is too big: https://codesandbox.io/s/qvpwm6mk66
  }

  &-item,
  &-submenu-title {
    position   : relative;
    display    : block;
    margin     : 0;
    padding    : 0 20px;
    white-space: nowrap;
    cursor     : pointer;
    transition : color 0.3s @ease-in-out, border-color 0.3s @ease-in-out,
      background 0.3s @ease-in-out, padding 0.15s @ease-in-out;

    .@{iconfont-css-prefix} {
      min-width   : 14px;
      margin-right: 10px;
      font-size   : @menu-icon-size;
      transition  : font-size 0.15s @ease-out, margin 0.3s @ease-in-out;

      +span {
        opacity   : 1;
        transition: opacity 0.3s @ease-in-out, width 0.3s @ease-in-out;
      }
    }

    &-top-divider,
    &-bottom-divider {
      .spandivider;
    }

    &-top-divider {
      top: 0;
    }

    &-bottom-divider {
      bottom: 0;
    }
  }

  &>&-item-divider {
    height          : 1px;
    margin          : 1px 0;
    padding         : 0;
    overflow        : hidden;
    line-height     : 0;
    background-color: @border-color-split;
  }

  &-submenu {

    &-top-divider,
    &-bottom-divider {
      .spandivider;
    }

    &-top-divider {
      top: 0;
    }

    &-bottom-divider {
      bottom: 0;
    }

    &-popup {
      position     : absolute;
      z-index      : @zindex-dropdown;
      background   : @menu-popup-bg;
      border-radius: @border-radius-base;

      .submenu-title-wrapper {
        padding-right: 20px;
      }

      &::before {
        position: absolute;
        top     : -7px;
        right   : 0;
        bottom  : 0;
        left    : 0;
        opacity : 0.0001;
        content : ' ';
      }
    }

    >.@{menu-prefix-cls} {
      background-color: @menu-bg;
      border-radius   : @border-radius-base;

      &-submenu-title::after {
        transition: transform 0.3s @ease-in-out;
      }
    }

    &-vertical,
    &-vertical-left,
    &-vertical-right,
    &-inline {
      >.@{menu-prefix-cls}-submenu-title .@{menu-prefix-cls}-submenu-arrow {
        position  : absolute;
        top       : 50%;
        right     : 16px;
        width     : 10px;
        transition: transform 0.3s @ease-in-out;

        &::before,
        &::after {
          position        : absolute;
          width           : 6px;
          height          : 1.5px;
          // background + background-image to makes before & after cross have same color.
          // Since `linear-gradient` not work on IE9, we should hack it.
          background      : @menu-bg;
          background      :~'@{menu-item-color} \9';
          background-image: linear-gradient(to right, @menu-item-color, @menu-item-color);
          background-image: ~'none \9';
          border-radius   : 2px;
          transition      : background 0.3s @ease-in-out, transform 0.3s @ease-in-out,
            top 0.3s @ease-in-out;
          content: '';
        }

        &::before {
          transform: rotate(45deg) translateY(-2px);
        }

        &::after {
          transform: rotate(-45deg) translateY(2px);
        }
      }

      >.@{menu-prefix-cls}-submenu-title:hover .@{menu-prefix-cls}-submenu-arrow {

        &::after,
        &::before {
          background: linear-gradient(to right, @menu-highlight-color, @menu-highlight-color);
        }
      }
    }

    &-inline>.@{menu-prefix-cls}-submenu-title .@{menu-prefix-cls}-submenu-arrow {
      &::before {
        transform: rotate(-45deg) translateX(2px);
      }

      &::after {
        transform: rotate(45deg) translateX(-2px);
      }
    }

    &-open {
      &.@{menu-prefix-cls}-submenu-inline>.@{menu-prefix-cls}-submenu-title .@{menu-prefix-cls}-submenu-arrow {
        transform: translateY(-2px);

        &::after {
          transform: rotate(-45deg) translateX(-2px);
        }

        &::before {
          transform: rotate(45deg) translateX(2px);
        }
      }
    }
  }

  &-vertical &-submenu-selected,
  &-vertical-left &-submenu-selected,
  &-vertical-right &-submenu-selected {
    color: @menu-highlight-color;

    >a {
      color: @menu-highlight-color;
    }
  }

  &-horizontal {
    line-height  : 46px;
    white-space  : nowrap;
    border       : 0;
    border-bottom: @border-width-base @border-style-base @border-color-split;
    box-shadow   : none;

    >.@{menu-prefix-cls}-item,
    >.@{menu-prefix-cls}-submenu {
      position      : relative;
      top           : 1px;
      display       : inline-block;
      vertical-align: bottom;
      border-bottom : 2px solid transparent;

      &:hover,
      &-active,
      &-open,
      &-selected {
        color        : @menu-highlight-color;
        border-bottom: 2px solid @menu-highlight-color;
      }
    }

    >.@{menu-prefix-cls}-item {
      >a {
        display: block;
        color  : @menu-item-color;

        &:hover {
          color: @menu-highlight-color;
        }

        &::before {
          bottom: -2px;
        }
      }

      &-selected>a {
        color: @menu-highlight-color;
      }
    }

    &::after {
      display: block;
      clear  : both;
      height : 0;
      content: '\20';
    }
  }

  &-vertical,
  &-vertical-left,
  &-vertical-right,
  &-inline {
    .@{menu-prefix-cls}-item {
      position: relative;

      &::after {
        position    : absolute;
        top         : 0;
        right       : 0;
        bottom      : 0;
        border-right: @menu-item-active-border-width solid @menu-highlight-color;
        transform   : scaleY(0.0001);
        opacity     : 0;
        transition  : transform 0.15s @ease-out, opacity 0.15s @ease-out;
        content     : '';
      }
    }

    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu-title {
      height       : @menu-item-height;
      margin-top   : @menu-item-vertical-margin;
      margin-bottom: @menu-item-vertical-margin;
      padding      : 0 16px;
      overflow     : hidden;
      font-size    : @menu-item-font-size;
      line-height  : @menu-item-height;
      text-overflow: ellipsis;
    }

    // disable margin collapsed
    .@{menu-prefix-cls}-submenu {
      padding-bottom: 0.02px;
    }

    .@{menu-prefix-cls}-item:not(:last-child) {
      margin-bottom: @menu-item-boundary-margin;
    }

    >.@{menu-prefix-cls}-item,
    >.@{menu-prefix-cls}-submenu>.@{menu-prefix-cls}-submenu-title {
      height     : @menu-inline-toplevel-item-height;
      line-height: @menu-inline-toplevel-item-height;
    }
  }

  &-inline {
    width: 100%;

    .@{menu-prefix-cls}-selected,
    .@{menu-prefix-cls}-item-selected {
      &::after {
        transform : scaleY(1);
        opacity   : 1;
        transition: transform 0.15s @ease-in-out, opacity 0.15s @ease-in-out;
      }
    }

    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu-title {
      width: ~'calc(100% + 1px)';
    }

    .@{menu-prefix-cls}-submenu-title {
      padding-right: 34px;
    }
  }

  &-inline-collapsed {
    width: @menu-collapsed-width;

    >.@{menu-prefix-cls}-item,
    >.@{menu-prefix-cls}-item-group>.@{menu-prefix-cls}-item-group-list>.@{menu-prefix-cls}-item,
    >.@{menu-prefix-cls}-item-group>.@{menu-prefix-cls}-item-group-list>.@{menu-prefix-cls}-submenu>.@{menu-prefix-cls}-submenu-title,
    >.@{menu-prefix-cls}-submenu>.@{menu-prefix-cls}-submenu-title {
      left         : 0;
      padding      : 0 (@menu-collapsed-width - @menu-icon-size-lg) / 2 !important;
      text-overflow: clip;

      .@{menu-prefix-cls}-submenu-arrow {
        display: none;
      }

      .@{iconfont-css-prefix} {
        margin     : 0;
        font-size  : @menu-icon-size-lg;
        line-height: @menu-item-height;

        +span {
          display  : inline-block;
          max-width: 0;
          opacity  : 0;
        }
      }
    }

    &-tooltip {
      pointer-events: none;

      .@{iconfont-css-prefix} {
        display: none;
      }

      a {
        color: @text-color-dark;
      }
    }

    .@{menu-prefix-cls}-item-group-title {
      padding-right: 4px;
      padding-left : 4px;
      overflow     : hidden;
      white-space  : nowrap;
      text-overflow: ellipsis;
    }
  }

  &-item-group-list {
    margin : 0;
    padding: 0;

    .@{menu-prefix-cls}-item,
    .@{menu-prefix-cls}-submenu-title {
      padding: 0 16px 0 28px;
    }
  }

  &-root&-vertical,
  &-root&-vertical-left,
  &-root&-vertical-right,
  &-root&-inline {
    box-shadow: none;
  }

  &-sub&-inline {
    padding      : 0;
    border       : 0;
    border-radius: 0;
    box-shadow   : none;

    &>.@{menu-prefix-cls}-item,
    &>.@{menu-prefix-cls}-submenu>.@{menu-prefix-cls}-submenu-title {
      height             : @menu-item-height;
      line-height        : @menu-item-height;
      list-style-position: inside;
      list-style-type    : disc;
    }

    & .@{menu-prefix-cls}-item-group-title {
      padding-left: 32px;
    }
  }

  // Disabled state sets text to gray and nukes hover/tab effects
  &-item-disabled,
  &-submenu-disabled {
    color       : @disabled-color  !important;
    background  : none;
    border-color: transparent !important;
    cursor      : not-allowed;

    >a {
      color         : @disabled-color  !important;
      pointer-events: none;
    }

    >.@{menu-prefix-cls}-submenu-title {
      color : @disabled-color  !important;
      cursor: not-allowed;

      >.@{menu-prefix-cls}-submenu-arrow {

        &::before,
        &::after {
          background: @disabled-color  !important;
        }
      }
    }
  }

  &-max-options {

    .@{menu-prefix-cls}-inline,
    .@{menu-prefix-cls}-vertical,
    .@{menu-prefix-cls}-vertical-left {
      border-right: 0;
    }

    &-up,
    &-down {
      text-align: center;
      display   : block;
      color     : @disabled-color;
      position  : relative;
      z-index   : 1111;

      &:hover {
        color: @primary-color;
      }
    }

    &-content {
      scrollbar-width   : none;
      -ms-overflow-style: none;

      &::-webkit-scrollbar {
        display: none;
      }
    }
  }

}

@import './dark';